Timetec Hynix IC 4GB DDR3L 1600MHz PC3L-12800 Non ECC Unbuffered 1.35V/1.5V CL11 2Rx8 Dual Rank 240 Pin UDIMM Desktop PC Computer Memory Ram Module Upgrade (Low Density 4GB) DDR3L &#x2022; 1600MHz &#x2022; PC3L-12800 &#x2022; 240-Pin &#x2022; Unbuffered &#x2022; Non ECC &#x2022; 1.35V &#x2022; CL11 &#x2022; Dual Rank &#x2022; 2Rx8 based &#x2022; 256x8 JEDEC standard 1.35V (1.28V ~ 1.45V) and 1.5V (1.425V ~ 1.575V) Power Supply &#x2022; This is a dual voltage piece and can operate at 1.35V or 1.5V Module Size: 4GB Package: 1x4GB &#x2022; For Desktop Computer, Not for Laptop For Selected Acer , Alienware , ARBOR , ASRock , ASUS/ASmobile , BCM , Biostar , Clevo , Dell , DFI , EliteGroup (ECS) , EVGA , Foxconn , Fujitsu , Gateway , Gigabyte , HP/Compaq , Intel , Lenovo , MEDION , MSI , NEC , Portwell , QNAP , Samsung , Sapphire , Shuttle , Supermicro , Tyan Computers ,